CN204216964U - A kind of mobile phone with function of hearing aid - Google Patents
A kind of mobile phone with function of hearing aid Download PDFInfo
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- CN204216964U CN204216964U CN201420476156.2U CN201420476156U CN204216964U CN 204216964 U CN204216964 U CN 204216964U CN 201420476156 U CN201420476156 U CN 201420476156U CN 204216964 U CN204216964 U CN 204216964U
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Abstract
The utility model discloses a kind of mobile phone with function of hearing aid, comprise the central processing unit in mobile phone, voice-input unit, A/D converter, D/A converter, power amplification unit and voice-output unit; Described voice-output unit is earphone interface circuit; Common wireline earphone only need insert in the earphone jack on mobile phone by user, can hear the sound after amplifying.The utility model is by the MIC(receiver of embedded in mobile phone), gather the audio signal received, by a series of digital processing and passage bridge, finally amplify and output to earphone end.Such mobile phone just can realize the function of hearing aids by earphone, realize the demand of part population.As long as the more weak user's carrying mobile phone of hearing can enjoy the function of hearing aids, thus solve hearing aid problem, and cell phone battery capacity is large, can use continuously for a long time.
Description
Technical field
The utility model relates to a kind of mobile phone with function of hearing aid, belongs to technical field of electronic products.
Background technology
In order to ensure that the elderly and hearing are become deaf or more weak colony equally can live with normal person and exchanges, a kind of miniature loudspeaker---hearing aids comes out from research and development and receives the popular welcome of people, is used widely.
Traditional hearing aids is expensive and the capacity of battery is little, cannot be used for a long time, and user in use also will specially carry with, and easily loses, very inconvenient.Hearing aids is equally a kind of human body physiological function servicing unit needing " test and join " with glasses, the elderly is after have purchased hearing aids, need to be tested by industry at professional Yan Pei center to join personnel for it allocates meticulously, just can reach the effect improving hearing, and hearing aid fits is of long duration, hearing aid parameter needs adjustment, needs professional Yan Pei center, and this makes the elderly use the abnormal trouble of hearing aids.
Utility model content
For the problems referred to above, main purpose of the present utility model is to provide a kind of mobile phone with function of hearing aid, the MIC(receiver by embedded in mobile phone), gather the audio signal received, by a series of digital processing and passage bridge, finally amplify and output to earphone end.Such mobile phone just can realize the function of hearing aids by earphone, realize the demand of part population.As long as the more weak user's carrying mobile phone of hearing can enjoy the function of hearing aids, thus solve hearing aid problem, and cell phone battery capacity is large, can use continuously for a long time.
In order to achieve the above object, the utility model adopts following technical scheme: a kind of mobile phone with function of hearing aid, comprises the central processing unit in mobile phone, voice-input unit, A/D converter, D/A converter, power amplification unit and voice-output unit; Described voice-output unit is earphone interface circuit; Common wireline earphone only need insert in the earphone jack on mobile phone by user, can hear the sound after amplifying; Also comprise a speech conversion unit for the voice messaging of input is converted to text message.
As further preferred, described voice-input unit is microphone or mouthpiece.
As further preferred, described speech conversion unit comprises Dolby circuit and speech recognition device, and described speech conversion unit is connected with power amplification unit and central processing unit respectively; Speech conversion unit after noise reduction process, is sent to speech recognition device and carries out being converted to word after receiving the phonetic order that user sends.
As further preferred, described speech conversion unit output connects the memory module in central processing unit, and the display screen of mobile phone is connected with memory module.
As further preferred, institute's speech recognizer adopts D232-F44.
As further preferably, described mobile phone body is provided with corresponding speech recognition button.
As further preferred, described power amplification unit comprises audio signal detection, relay drive circuit and audio power amplifying circuit; The input of described audio signal detection is connected with audio signal source, and its output is connected with the input of relay drive circuit; The output of described relay drive circuit is connected with the input of relay, and the output of this relay connects audio power amplifying circuit and power supply.
As further preferred, described audio signal detection forms comparison circuit by operational amplifier, it is made up of operation amplifier gas IC1, resistance R1, resistance R2, resistance R3, resistance R4, voltage stabilizing didoe and electric capacity C1, resistance R1 and resistance R2 forms bleeder circuit, be connected to the electrode input end of operational amplifier IC1, resistance R3 is connected to the negative input of operational amplifier IC1; The output of operational amplifier IC1 is connected with relay drive circuit input by resistance R4.
As further preferably, described relay drive circuit is made up of field effect transistor, and its source electrode is leaded up to resistance R6 and connect electricity, another road contact relay RL1, drains to connect power supply by resistance R5.
As further preferred, described mobile phone body shell is provided with solar panel, and it is connected to power module by the optical-electrical converter of mobile phone body inside.
The beneficial effects of the utility model are: first the voice signal collected is converted into analog electrical signal by phonetic entry part collected sound signal by the utility model mobile phone; Then by A/D conversion portion, this analog electrical signal is converted to digital signal; Then this digital signal is sent into D/A conversion portion and be converted into analog electrical signal; By power amplifying part, the analog electrical signal after D/A conversion is carried out power amplification again, finally by voice output part, the analog electrical signal after amplification is converted to voice signal.In addition, this analog electrical signal also can transfer to speech conversion unit, then carries out noise reduction process, such as, utilize the noise reduction unit based on spectral subtraction algorithm to carry out noise reduction process, and the digital signal after this process is sent to speech recognition device and carries out being converted to word.
The utility model is by the MIC(receiver of embedded in mobile phone), gather the audio signal received, by a series of digital processing and passage bridge, finally amplify and output to earphone end.Such mobile phone just can realize the function of hearing aids by earphone; Sound not only can send user to by hearing aids, also mobile phone display screen can be utilized to become word to be prompted to user the speech conversion of speaker, and the utility model also has memory function, the conversation content that user also can leaf through today after going back, judge whether oneself has the place of mishearing, more convenient and practical.The utility model power amplification unit is not started shooting when no audio signal, and therefore power amplifier not power consumption at ordinary times, does not generate heat, and components and parts are not aging.Power amplifier adopts sound source signal to control machine open/close, namely saves control signal cable, achieves again the synchronism of switching on and shutting down and sound source signal.
Accompanying drawing explanation
Fig. 1 is the structured flowchart that the utility model embodiment has the mobile phone of function of hearing aid.
Fig. 2 is the structural principle block diagram of the power amplification unit in Fig. 1.
Fig. 3 is the circuit diagram of the power amplification unit in Fig. 1.
What mark in accompanying drawing is described as follows: 1-central processing unit, 2-voice-input unit, 3-A/D transducer, 4-D/A transducer, 5-power amplification unit, 6-earphone interface circuit, 7-earphone, 8-speech conversion unit, 9-display screen, 10-audio signal detection, 11-relay drive circuit, 12-audio power amplifying circuit.
Embodiment
The realization of the utility model object, functional characteristics and beneficial effect, be described further below in conjunction with specific embodiment and accompanying drawing.
Below in conjunction with the drawings and specific embodiments, technical scheme described in the utility model is described in further detail, to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
As shown in Figure 1, the utility model embodiment has the mobile phone of function of hearing aid, comprises the central processing unit 1 in mobile phone, voice-input unit 2, A/D converter 3, D/A converter 4, power amplification unit 5 and voice-output unit 6; Described voice-output unit 6 is earphone interface circuit 7, and common wireline earphone 8 only need insert in the earphone jack on mobile phone by user, can hear the sound after amplifying.
Described voice-input unit is microphone or mouthpiece.
Also comprise a speech conversion unit 9 for the voice messaging of input is converted to text message, described speech conversion unit 9 comprises noise reduction unit and speech recognition device; Speech conversion unit connect 9 receive the phonetic order that user sends after, after noise reduction process, be sent to speech recognition device and carry out being converted to word.
The output of described power amplification unit 5 also can connect speech conversion unit 9, and described speech conversion unit 9 output connects the memory module in central processing unit 1, and the display screen 10 of mobile phone is connected with memory module.
Institute's speech recognizer adopts D232-F44.
Described mobile phone body is provided with corresponding speech recognition button.
As shown in Figure 2, described power amplification unit comprises audio signal detection 11, relay drive circuit 12 and audio power amplifying circuit 13; The input of described audio signal detection 11 is connected with audio signal source, and its output is connected with the input of relay drive circuit 12; The described output of relay drive circuit 12 is connected with the input of relay, and the output of this relay connects audio power amplifying circuit 13 and power supply.
As shown in Figure 3, described audio signal detection 11 forms comparison circuit by operational amplifier, it is made up of operation amplifier gas IC1, resistance R1, resistance R2, resistance R3, resistance R4, voltage stabilizing didoe and electric capacity C1, resistance R1 and resistance R2 forms bleeder circuit, be connected to the electrode input end of operational amplifier IC1, resistance R3 is connected to the negative input of operational amplifier IC1; The output of operational amplifier IC1 is connected with relay drive circuit 10 input by resistance R4.
As shown in Figure 3, described relay drive circuit 12 is made up of field effect transistor, and its source electrode is leaded up to resistance R6 and connect electricity, another road contact relay RL1, drains to connect 5V power supply by resistance R5.
Described mobile phone body shell is provided with solar panel, and it is connected to power module by the optical-electrical converter of mobile phone body inside.
Claims (8)
1. there is a mobile phone for function of hearing aid, it is characterized in that: comprise the central processing unit in mobile phone, voice-input unit, A/D converter, D/A converter, power amplification unit and voice-output unit; Described voice-output unit is earphone interface circuit; Also comprise a speech conversion unit for the voice messaging of input is converted to text message; Described speech conversion unit comprises Dolby circuit and speech recognition device, and described speech conversion unit is connected with power amplification unit and central processing unit respectively; Described power amplification unit comprises audio signal detection, relay drive circuit and audio power amplifying circuit; The input of described audio signal detection is connected with audio signal source, and its output is connected with the input of relay drive circuit; The output of described relay drive circuit is connected with the input of relay, and the output of relay connects audio power amplifying circuit and power supply.
2. the mobile phone with function of hearing aid according to claim 1, is characterized in that: described voice-input unit is microphone or mouthpiece.
3. the mobile phone with function of hearing aid according to claim 1, is characterized in that: described speech conversion unit output connects the memory module in central processing unit, and the display screen of mobile phone is connected with memory module.
4. the mobile phone with function of hearing aid according to claim 1, is characterized in that: institute's speech recognizer adopts D232-F44.
5. the mobile phone with function of hearing aid according to claim 1, is characterized in that: described mobile phone body is provided with corresponding speech recognition button.
6. the mobile phone with function of hearing aid according to claim 1, it is characterized in that: described audio signal detection forms comparison circuit by operational amplifier, it is made up of operation amplifier gas IC1, resistance R1, resistance R2, resistance R3, resistance R4, voltage stabilizing didoe and electric capacity C1, resistance R1 and resistance R2 forms bleeder circuit, be connected to the electrode input end of operational amplifier IC1, resistance R3 is connected to the negative input of operational amplifier IC1; The output of operational amplifier IC1 is connected with relay drive circuit input by resistance R4.
7. the mobile phone with function of hearing aid according to claim 1, is characterized in that: described relay drive circuit is made up of field effect transistor, and its source electrode is leaded up to resistance R6 and connect electricity, another road contact relay RL1, drains to connect power supply by resistance R5.
8. the mobile phone with function of hearing aid according to any one of claim 1-7, is characterized in that: described mobile phone body shell is provided with solar panel, and it is connected to power module by the optical-electrical converter of mobile phone body inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420476156.2U CN204216964U (en) | 2014-08-22 | 2014-08-22 | A kind of mobile phone with function of hearing aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420476156.2U CN204216964U (en) | 2014-08-22 | 2014-08-22 | A kind of mobile phone with function of hearing aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204216964U true CN204216964U (en) | 2015-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420476156.2U Expired - Fee Related CN204216964U (en) | 2014-08-22 | 2014-08-22 | A kind of mobile phone with function of hearing aid |
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| Country | Link |
|---|---|
| CN (1) | CN204216964U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105916090A (en) * | 2016-05-31 | 2016-08-31 | 成都九十度工业产品设计有限公司 | Hearing aid system based on intelligent speech recognition technology |
| CN110798789A (en) * | 2018-08-03 | 2020-02-14 | 张伟明 | Hearing aid and method of use |
-
2014
- 2014-08-22 CN CN201420476156.2U patent/CN204216964U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105916090A (en) * | 2016-05-31 | 2016-08-31 | 成都九十度工业产品设计有限公司 | Hearing aid system based on intelligent speech recognition technology |
| CN105916090B (en) * | 2016-05-31 | 2019-05-07 | 成都九十度工业产品设计有限公司 | A kind of hearing aid device system based on intelligent speech recognition technology |
| CN110798789A (en) * | 2018-08-03 | 2020-02-14 | 张伟明 | Hearing aid and method of use |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 Termination date: 20170822 |